Home / 8,196,325.20-12,294,487.80-6,602,002.20

Finding the Fourth Proportional to 8,196,325.20, 12,294,487.80 and 6,602,002.20

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Solution

The fourth proportional to 8,196,325.20, 12,294,487.80 and 6,602,002.20 is: 9,903,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,325.20 : 12,294,487.80 = 6,602,002.20 : x
  2. Step 2: Convert to fraction form
    8,196,325.20/12,294,487.80 = 6,602,002.20/x
  3. Step 3: Cross multiply
    8,196,325.20x = 12,294,487.80 × 6,602,002.20
  4. Step 4: Simplify right side
    8,196,325.20x = 81,168,235,503,473.17
  5. Step 5: Solve for x
    x = 81,168,235,503,473.17/8,196,325.20
  6. Step 6: Final answer
    x = 9,903,003.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.